Home / 210,001.19-289,802.95-114,509.48

Finding the Fourth Proportional to 210,001.19, 289,802.95 and 114,509.48

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Solution

The fourth proportional to 210,001.19, 289,802.95 and 114,509.48 is: 158,023.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,001.19 : 289,802.95 = 114,509.48 : x
  2. Step 2: Convert to fraction form
    210,001.19/289,802.95 = 114,509.48/x
  3. Step 3: Cross multiply
    210,001.19x = 289,802.95 × 114,509.48
  4. Step 4: Simplify right side
    210,001.19x = 33,185,183,371.68
  5. Step 5: Solve for x
    x = 33,185,183,371.68/210,001.19
  6. Step 6: Final answer
    x = 158,023.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.